From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.4 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, UNPARSEABLE_RELAY,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 89CA2C43387 for ; Thu, 3 Jan 2019 14:31:51 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 519E9208E3 for ; Thu, 3 Jan 2019 14:31:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="t5vmSXPn" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 519E9208E3 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Date:To:From:Subject:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=z+s+Ct3/dz6Jsu17JV73e2J/NUsPX+bRNGCvc6P9jEg=; b=t5vmSXPn1AxXzp 2gfgPoX5Q42RbbsmO7oU6HM6tfc2ygSmU2HMw4z2R2mLCSE9u2k+DSdCqdLSxsCXOwyZMvcsZzhyh s4AGsBSjsup9YR9+OJLFxj1Gb/ZyStf4clI7et6row4E9KijTbeKAYjm4BRxuIeOeQ6eU4sIeBKCf Qvt+5mIFHWnJxXzfZp0yhEvsecPv3dPiFb3Tq+nAy/hv9wJLIABCwqemWRWwXDsIXAS61X6I5nJX7 Ahxx6dZz0xpoiUwAf3wqlGyMsQK1+QvPsFSCqG3gd/p13ranM7NxH3woVlD4+5+cgjlqKxZqdKp0W 115VjDFcqZOTYnEckVxg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gf42F-0006YO-G9; Thu, 03 Jan 2019 14:31:47 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gf42A-0006XD-BI; Thu, 03 Jan 2019 14:31:43 +0000 X-UUID: 7c76c688c08145c09b359c18125ef941-20190103 X-UUID: 7c76c688c08145c09b359c18125ef941-20190103 Received: from mtkcas68.mediatek.inc [(172.29.94.19)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 2107920506; Thu, 03 Jan 2019 06:31:39 -0800 Received: from MTKMBS01N2.mediatek.inc (172.21.101.79) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 3 Jan 2019 06:31:38 -0800 Received: from mtkcas09.mediatek.inc (172.21.101.178) by mtkmbs01n2.mediatek.inc (172.21.101.79) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 3 Jan 2019 22:31:23 +0800 Received: from [172.21.77.4] (172.21.77.4) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Thu, 3 Jan 2019 22:31:23 +0800 Message-ID: <1546525883.6818.62.camel@mtksdaap41> Subject: Re: [RFC RESEND PATCH 0/7] Add driver for dvfsrc and add support for active state of scpsys on mt8183 From: Henry Chen To: Viresh Kumar Date: Thu, 3 Jan 2019 22:31:23 +0800 In-Reply-To: <20190103044852.l7sxfqeqnxx2xbp5@vireshk-i7> References: <1546438198-1677-1-git-send-email-henryc.chen@mediatek.com> <20190103044852.l7sxfqeqnxx2xbp5@vireshk-i7> X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-TM-SNTS-SMTP: E3482CD29CEE3943E9B9F88CA41D95B3699B559D4770B3A9DE0F67F5EB47CBC42000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190103_063142_392003_A28BD07B X-CRM114-Status: GOOD ( 12.96 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , James Liao , Ulf Hansson , Kees Cook , Weiyi Lu , linux-pm@vger.kernel.org, Stephen Boyd , Viresh Kumar , linux-kernel@vger.kernel.org, Fan Chen , devicetree@vger.kernel.org, Rob Herring , linux-mediatek@lists.infradead.org, Matthias Brugger , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, 2019-01-03 at 10:18 +0530, Viresh Kumar wrote: > On 02-01-19, 22:09, Henry Chen wrote: > > The patchsets add support for MediaTek hardware module named DVFSRC > > (dynamic voltage and frequency scaling resource collector). The DVFSRC is > > a HW module which is used to collect all the requests from both software > > and hardware and turn into the decision of minimum operating voltage and > > minimum DRAM frequency to fulfill those requests. > > > > So, This series is to implement the dvfsrc driver to collect all the > > requests of operating voltage or DRAM bandwidth from other device drivers > > likes GPU/Camera through 2 frameworks basically: > > > > 1. PM_QOS_MEMORY_BANDWIDTH from PM QOS: to aggregate the bandwidth > > requirements from different clients > > 2. Active state management of power domains[1]: to handle the operating > > voltage opp requirement from different power domains > > Honestly speaking I wasn't sure if anyone apart from Qcom will ever use this > feature when I wrote it first and I am quite surprised and happy to see your > patches. > > They are mostly very neat and clean patches and I don't have complaints with > most of them. Lets see what comments others provide on them. > > Thanks. > Thanks for your review and the comments. Henry _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel